Petalonamae
E779339
Petalonamae is an extinct group of Precambrian soft-bodied, frond-like organisms often classified within the Ediacaran biota.
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Ediacaran biota
ⓘ
extinct taxon ⓘ soft-bodied organism group ⓘ |
| anchoringStructure | holdfast ⓘ |
| bodyPlan |
frond-like
ⓘ
modular ⓘ |
| bodySymmetry |
fractal-like branching
ⓘ
rangeomorph-style organization ⓘ |
| classificationStatus | controversial ⓘ |
| composition | non-mineralized tissues ⓘ |
| distribution | global Ediacaran fossil localities ⓘ |
| ecologicalRole | benthic organism ⓘ |
| extinctionStatus | extinct ⓘ |
| feedingMode | osmotrophy (hypothesized) ⓘ |
| fossilOccurrence | sandstone and siltstone bedding planes ⓘ |
| fossilRecord | Precambrian strata ⓘ |
| foundIn |
Avalon assemblage
NERFINISHED
ⓘ
Nama assemblage ⓘ White Sea assemblage ⓘ |
| geologicalAge | approximately 635–541 million years ago (Ediacaran) ⓘ |
| habitat |
marine environment
ⓘ
sea floor ⓘ |
| knownFrom | impression fossils ⓘ |
| lifestyle | sessile ⓘ |
| livedDuring |
Ediacaran period
NERFINISHED
ⓘ
Neoproterozoic era NERFINISHED ⓘ |
| morphology | leaf-like fronds anchored to substrate ⓘ |
| notableCharacteristic |
high surface-area-to-volume ratio
ⓘ
lack of mineralized skeleton ⓘ |
| partOf | Ediacaran biota NERFINISHED ⓘ |
| phylogeneticStatus | uncertain affinity ⓘ |
| possibleAffinity |
algae
ⓘ
extinct higher-level clade ⓘ fungi ⓘ stem-group animals ⓘ |
| relatedTo |
Erniettomorpha
NERFINISHED
ⓘ
Rangeomorpha NERFINISHED ⓘ |
| reproduction | likely asexual reproduction ⓘ |
| researchTopic |
early evolution of complex multicellularity
ⓘ
origin of animals ⓘ |
| scientificDiscipline | paleontology ⓘ |
| sizeRange | centimeters to over a meter in length ⓘ |
| taphonomy | soft-bodied preservation ⓘ |
| taxonomicRank | clade ⓘ |
| temporalRangeEnd | end of Ediacaran ⓘ |
| temporalRangeStart | late Ediacaran ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.